Neerslag — 2026
| Month | Simpelveld | Heerlen | Difference |
|---|---|---|---|
| Jan | – | 66 mm | – |
| Feb | – | 95.3 mm | – |
| Mar | 14.4 mm | 62.5 mm | -48.1 |
| Apr | 8.4 mm | 5.5 mm | +2.9 |
| May | 112 mm | 82 mm | +30.0 |
| Jun | 76.4 mm | 66.2 mm | +10.2 |
| Jul | 14.3 mm | 11.1 mm | +3.2 |
| Aug |
| 63.1 mm |
| 60.7 mm |
| +2.4 |
| Sep | 14 mm | 12.3 mm | +1.7 |
| Oct | – | – | – |
| Nov | – | – | – |
| Dec | – | – | – |